... 8 cable, 7 line messenger OEM GYTC8Y Fig 8 Aerial Suspension Optical Fiber Cable 2~144 fibers, central strength member (steel ... , water blocking tape, PE outer sheath, fig 8 type, the suspension line (1.2x3=3.6mm), 7 steel wires stranded together ... , CATV and computer transmission system GYTC8Y G652D fig 8 aerial suspension optical fiber cable